# -*- coding: utf-8 -*-

from odoo import models, fields, api

class SaleExtend(models.Model):
    _inherit = 'sale.order'

    sale_delivery_date = fields.Date('Delivery Date')
    sale_arrival_date = fields.Date('Arrival Date')
    tracking_number = fields.Char('Tracking Number')

class productTemplate(models.Model):
    _inherit = 'product.template'

    subtitle = fields.Char('副标题')

